Senior Classified Systems Administrator - TS/SCI Secure Ops

Metrea; Annapolis (MD); On-site; USD 110,000 - 130,000; Full time

Benefits offered by this job

Medical plan

HSA/FSA

Dental and vision coverage

6% 401(k) match

Fully paid parental leave

Generous PTO

Life and disability insurance

EAP

Pet Insurance

Job summary

Metrea in the United States is seeking a Classified Systems Administrator to secure and maintain air-gapped IT infrastructure used by the IC and DoD. You will lead a mixed Linux/Windows environment with a strong ownership mentality.

Responsibilities cover security hardening with DISA STIGs, AD/DNS/DHCP, and system backups; you will also act as COMSEC custodian and ensure NSA/CNSSI compliance.

Applicants must have TS/SCI with FS Poly, 3+ years SA experience, and a degree preference.

Qualifications

• 3+ years of SA experience in classified environments.
• Applying DISA STIGs and vulnerability remediation.
• Troubleshooting core infrastructure services in isolated networks.
• Active TS/SCI with FS Polygraph required.
• Bachelor's degree preferred.

Responsibilities

• Provide 1st-3rd tier IT support in classified environments.
• Apply DISA STIGs and federal cyber best practices.
• Manage AD, DNS, DHCP, GPOs, LDAP, DNS, patch systems.
• Administer Hyper-V and VMware; implement backups/DR.
• Manage physical rack hardware and secure devices.
• Create SOPs and baselines.
• Serve as COMSEC custodian, manage crypto materials.
• Inventory per NSA CNSSI requirements.
• Support after-hours alarm response.

Skills

System Administration

DISA STIGs

Vulnerability Assessments

Active Directory

DNS

DHCP

Group Policy

Hyper-V

VMware

COMSEC Custodian

Education

Bachelor's degree preferred

Tools

Hyper-V

VMware

Job description

Metrea in the United States is seeking a Classified Systems Administrator to secure and maintain air-gapped IT infrastructure used by the IC and DoD. You will lead a mixed Linux/Windows environment with a strong ownership mentality.

Responsibilities cover security hardening with DISA STIGs, AD/DNS/DHCP, and system backups; you will also act as COMSEC custodian and ensure NSA/CNSSI compliance.

Applicants must have TS/SCI with FS Poly, 3+ years SA experience, and a degree preference.